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back |
revisions |
lasted changed by |
history |
| sex-linked traits |
traits that are carried on the x chromosome |
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porkchoppony Fri, 06 Mar 2009 00:42:58 GMT |
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| mutation |
sudden change in gene or chromosome |
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porkchoppony Fri, 06 Mar 2009 00:42:58 GMT |
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| nitrogen bases |
molecules that contain the element nitrogen as well as other elements |
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porkchoppony Fri, 06 Mar 2009 00:42:58 GMT |
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| carrier |
carries trait but is NOT affected |
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porkchoppony Fri, 06 Mar 2009 00:42:58 GMT |
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| each gene controls the production of a specific protien and that protein conrols a specific trait? |
WHAT? |
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porkchoppony Fri, 06 Mar 2009 00:42:58 GMT |
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| who is more likely to be affected by sex-linked traits? |
males: they only have 1 x chromosome whereas females have 2 therefore if one male x chromosome is affected: there is not another one to take over. |
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porkchoppony Fri, 06 Mar 2009 00:29:12 GMT |
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| what does haploid mean? |
each cell has helf number of chromosomes |
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porkchoppony Fri, 06 Mar 2009 00:29:12 GMT |
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| what is the result of meiosis |
4 sprem cels |
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porkchoppony Fri, 06 Mar 2009 00:29:12 GMT |
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| what causes a mutation |
a change in a gene or chromosome |
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porkchoppony Fri, 06 Mar 2009 00:29:12 GMT |
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| nitrogen bases |
guanine AND cytosine GC
thymine AND adenine AT! |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| genetic code |
the order in which your dna is organized |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| dna replication |
process when dna makes an exact copy of itself |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| what does dna look like? |
a spiral stair case |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| what is dna made of? |
deoxyribose (sugar) and phosphate |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| why is dna important? |
controls cell reproduction |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| dna |
deoxyrionucleic acid ...controls reproduction |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| allele |
one form of a gene |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| codominant |
both alleles are dominant |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| watson and crick |
strudcture of DNA discovers |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| imconplete dominance |
neither gene masks the other |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| chromosome theory |
genes are carried from parent to offspring on chromosomes |
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porkchoppony Fri, 06 Mar 2009 00:27:18 GMT |
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| law of segregation |
one gene from each pair goes to each sex cell |
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porkchoppony Fri, 06 Mar 2009 00:23:47 GMT |
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| recessive |
masked gene |
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porkchoppony Fri, 06 Mar 2009 00:23:47 GMT |
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| dominant |
trait that shows |
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porkchoppony Fri, 06 Mar 2009 00:23:47 GMT |
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| law of dominance |
every trait is controled by genes from both parents....
DOMINANT AND RECESSIVE |
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porkchoppony Fri, 06 Mar 2009 00:23:47 GMT |
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| genotype |
accual trait organism carries |
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porkchoppony Fri, 06 Mar 2009 00:23:02 GMT |
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| phenoype |
physical apearances |
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porkchoppony Fri, 06 Mar 2009 00:23:01 GMT |
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| heterozygous |
2 different traits Bb bB |
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porkchoppony Fri, 06 Mar 2009 00:23:01 GMT |
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| homozygous |
the same traits BB bb |
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porkchoppony Fri, 06 Mar 2009 00:23:01 GMT |
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| gregor mendel |
discovered using pea plants, offspring inherit genes.
discovered genetics |
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porkchoppony Fri, 06 Mar 2009 00:22:13 GMT |
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| genetics |
study of heredity |
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porkchoppony Fri, 06 Mar 2009 00:22:13 GMT |
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| heredity |
the passing on of traits from anb oganism to its offspring |
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porkchoppony Fri, 06 Mar 2009 00:22:13 GMT |
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| trait |
physical characteristic |
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porkchoppony Fri, 06 Mar 2009 00:22:13 GMT |
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